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Individual Calculations March 2019 |
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| Khelfallah, Omar Badreddine Total change: 9.40 | |   |
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| Arab Cities Chess Championship | Hammamet | TUN | 2019-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2150 | 3.50 | 7 | 0.47 | 20 | 9.40 | |
|  Hesham, Abdelrahman | g | | 2448 | EGY | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Tira, Mohamed Ali | | | 2032 | TUN | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Abohbiel, Aymen | | | 1752 | LBA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Ben Ammar, Mohamed | c | | 2041 | TUN | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Haddouche, Mohamed | g | | 2489 | ALG | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Arab, Adlane | m | | 2466 | ALG | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Faraj, Yahya | f | | 2225 | YEM | 1.00 | 1 | 0.60 | 20 | 12.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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